Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsCitizen Eco-Drive One
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
The bottom line
The 36.6mm Eco-Drive One wears 4.9mm narrower than the 41.50mm Sea Storm MK2 GMT — that's a meaningful jump on most wrists.
Check prices & track
Borealis Watch Co. Sea Storm MK2 GMT
MSRP $415
Citizen Eco-Drive One
MSRP $2,995
At a glance
11 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Eco-Drive One36.6mm
Power Reserve
Sea Storm MK2 GMT40h
Eco-Drive One40h
Water Resistance
Sea Storm MK2 GMT300m
Eco-Drive One300m
MSRP
Sea Storm MK2 GMT$415
Eco-Drive One$2,995
Full specifications
Case
5 specsCategory
Diver
Dress
Diameter
41.50mm
36.6mm
Thickness
14.15mm
12mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
20mm
Crystal & Dial
3 specsAR Coating
Inner
Underside
Dial Color
Black
White
Lume
BGW9
None
Movement
2 specsCaliber
NH34
8845
Type
Automatic
Solar
Pricing
1 specsMSRP
$415
$2,995
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